sort three like-colored elements and return ordering */

sort N like-colored elements and return ordering */

reset EAN/UPC pass specific state */

* Fills in nblocks and blocks. */

* Computes the charsetpage[0..rows] array. */

获取相机分辨率 @return

Multiplication in GF(2**4) when the second argument is known to be non-zero (proven by representing it by its logarithm).*/

reset interleaved 2 of 5 specific state */

initialize video using a specific format for debug. see zbar_video_init()

Returns a uniform random integer less than the given maximum value. _n: The upper bound on the range of numbers returned (not inclusive). This

Tests whether a given pathname may belong to the executable. */

* Outputs the charset to unicode table and function. * (Suitable if the mapping function is well defined, i.e. has no holes, and * is monotonically

* Outputs the unicode to charset table and function, using a linear array. * (Suitable if the table is dense.) */

reset PDF417 specific state */

expand and decode character set C */

Searches for an alignment pattern near the given location.*/

Binarizes a grayscale image.*/

Attempts to fully decode a QR code. _qrdata: Returns the parsed code data. _gf: Used for Reed-Solomon error correction. _ul_pos: The l

Clusters adjacent lines into groups that are large enough to be crossing a finder pattern (relative to their length). _clusters: The buffer in w

Adds the coordinates of the edge points from the lines contained in the given list of clusters to the list of edge points for a finder center. On

Determine if a horizontal line crosses a vertical line. _hline: The horizontal line. _vline: The vertical line. Return: A non-zero value if the

reset QR finder specific state */

Reads the version bits near a finder module and decodes the version number.*/

Map from the square domain into the image (at subpel resolution). Currently only used directly by debug code.*/

Computes floor(sqrt(_val)) exactly.*/

Perform a least-squares line fit to a pair of common finder edges using the inliers found by RANSAC. Unlike a normal edge fit, we guarantee that

Determine if a given grid location is inside the function pattern.*/

Returns the pathname, relocated according to the current installation directory. The returned string is either PATHNAME unmodified or a freshly

Raises UnsupportedOperationException.

Create an _npar-coefficient generator polynomial for a Reed-Solomon code with _npar<256 parity bytes.*/

Corrects a codeword with _ndata<256 bytes, of which the last _npar are parity bytes. Known locations of errors can be passed in the _erasures arr

Solve a cubic equation x**3 + _a*x**2 + _b*x + _c in GF(2**8). Returns the number of distinct roots.*/

Adds _npar<=_ndata parity bytes to an _ndata-_npar byte message. _data must contain room for _ndata<256 bytes.*/

Solve a quartic equation x**4 + _a*x**3 + _b*x**2 + _c*x + _d in GF(2**8) by decomposing it into the cases given by~\cite{LW72}. Returns the numb

Set config for indicated symbology (0 for all) to specified value.

Specify the fourcc image format code for image sample data.

Specify the pixel size of the image.

Set program_name, based on argv[0]. argv0 must be a string allocated with indefinite extent, and must not be modified after this call. */

Sets the original and the current installation prefix of the package. Relocation simply replaces a pathname starting with the original prefix by

parse configuration string using zbar_parse_config() * and apply to image scanner using zbar_image_scanner_set_config(). * @returns 0 for success, n